Inventor · disambiguated record
Masafumi Sano
Also filed as: SANO MASAFUMI
111 granted patents·15 pending applications·5,856 citations·filing 1985–2024
99Inventor score
Top patents by PatentIndex Score
126 records- 0199US9583637B2Amorphous oxide and field effect transistorCANON KK·Filed 2015·Granted Feb 28, 2017·59 cites·9 claims
- 0299US7855379B2Electron device using oxide semiconductor and method of manufacturing the sameCANON KK·Filed 2008·Granted Dec 21, 2010·136 cites·10 claims
- 0399US7601984B2Field effect transistor with amorphous oxide active layer containing microcrystals and gate electrode opposed to active layer through gate insulatorCANON KK·Filed 2005·Granted Oct 13, 2009·1.1k cites·6 claims
- 0499US5397395AMethod of continuously forming a large area functional deposited film by microwave PCVD and apparatus for the sameCANON KK·Filed 1994·Granted Mar 14, 1995·434 cites·7 claims
- 0598US9130049B2Amorphous oxide and field effect transistorCANON KK·Filed 2013·Granted Sep 8, 2015·92 cites·2 claims
- 0698US8541944B2Display apparatus using oxide semiconductor and production thereofSANO MASAFUMI·Filed 2012·Granted Sep 24, 2013·66 cites·16 claims
- 0798US8415198B2Production method of thin film transistor using amorphous oxide semiconductor filmITAGAKI NAHO·Filed 2007·Granted Apr 9, 2013·147 cites·15 claims
- 0898US8164256B2Display apparatus using oxide semiconductor and production method thereofSANO MASAFUMI·Filed 2007·Granted Apr 24, 2012·102 cites·21 claims
- 0998US8088652B2Electron device using oxide semiconductor and method of manufacturing the sameHAYASHI RYO·Filed 2010·Granted Jan 3, 2012·153 cites·1 claims
- 1098US7923723B2Thin-film transistor and display device using oxide semiconductorCANON KK·Filed 2007·Granted Apr 12, 2011·105 cites·21 claims
- 1198US7868326B2Field effect transistorCANON KK·Filed 2005·Granted Jan 11, 2011·135 cites·17 claims
- 1298US7829444B2Field effect transistor manufacturing methodCANON KK·Filed 2005·Granted Nov 9, 2010·140 cites·3 claims
- 1398US6613603B1Photovoltaic device, process for production thereof, and zinc oxide thin filmCANON KK·Filed 1998·Granted Sep 2, 2003·216 cites·8 claims
- 1497US10615287B2Amorphous oxide and field effect transistorCANON KK·Filed 2017·Granted Apr 7, 2020·12 cites·28 claims
- 1597US8445902B2Thin film transistor and method of manufacturing the sameSATO AYUMU·Filed 2009·Granted May 21, 2013·111 cites·10 claims
- 1697US8436349B2Thin-film transistor fabrication process and display deviceSANO MASAFUMI·Filed 2008·Granted May 7, 2013·99 cites·2 claims
- 1797US8304298B2Inverter manufacturing method and inverterOFUJI MASATO·Filed 2008·Granted Nov 6, 2012·84 cites·15 claims
- 1897US8168974B2Field effect transistorSANO MASAFUMI·Filed 2010·Granted May 1, 2012·39 cites·24 claims
- 1997US8084331B2Method of treating semiconductor elementOFUJI MASATO·Filed 2009·Granted Dec 27, 2011·100 cites·15 claims
- 2097US6123824AProcess for producing photo-electricity generating deviceCANON KK·Filed 1997·Granted Sep 26, 2000·197 cites·49 claims
- 2196US7851792B2Field-effect transistorCANON KK·Filed 2006·Granted Dec 14, 2010·47 cites·2 claims
- 2296US5769950ADevice for forming deposited filmCANON KK·Filed 1995·Granted Jun 23, 1998·236 cites·7 claims
- 2395US8507910B2Active matrix display apparatusOFUJI MASATO·Filed 2008·Granted Aug 13, 2013·29 cites·16 claims
- 2495US7064263B2Stacked photovoltaic deviceCANON KK·Filed 2004·Granted Jun 20, 2006·58 cites·8 claims
- 2594US6399873B1Stacked photovoltaic deviceCANON KK·Filed 1999·Granted Jun 4, 2002·103 cites·11 claims
- 2694US5248621AMethod for producing solar cell devices of crystalline materialCANON KK·Filed 1991·Granted Sep 28, 1993·133 cites·16 claims
- 2793US6835888B2Stacked photovoltaic deviceCANON KK·Filed 2003·Granted Dec 28, 2004·47 cites·6 claims
- 2891US8599111B2Driving circuit of display element and image display apparatusABE KATSUMI·Filed 2007·Granted Dec 3, 2013·9 cites·8 claims
- 2991US8581243B2Thin-film transistor and process for its fabricationTAKAHASHI KENJI·Filed 2008·Granted Nov 12, 2013·19 cites·4 claims
- 3091US6180870B1Photovoltaic deviceCANON KK·Filed 1997·Granted Jan 30, 2001·111 cites·21 claims
- 3190US6858308B2Semiconductor element, and method of forming silicon-based filmCANON KK·Filed 2002·Granted Feb 22, 2005·54 cites·85 claims
- 3290US6855621B2Method of forming silicon-based thin film, method of forming silicon-based semiconductor layer, and photovoltaic elementCANON KK·Filed 2001·Granted Feb 15, 2005·48 cites·8 claims
- 3390US6472248B2Microcrystalline series photovoltaic element and process for fabrication of sameCANON KK·Filed 2001·Granted Oct 29, 2002·49 cites·31 claims
- 3489US6794275B2Process for forming a silicon-based film on a substrate using a temperature gradient across the substrate axisCANON KK·Filed 2002·Granted Sep 21, 2004·48 cites·37 claims
- 3588US8068071B2Pixel circuit and image display apparatus having the pixel circuitABE KATSUMI·Filed 2007·Granted Nov 29, 2011·8 cites·4 claims
- 3688US6346184B1Method of producing zinc oxide thin film, method of producing photovoltaic device and method of producing semiconductor deviceCANON KK·Filed 1998·Granted Feb 12, 2002·44 cites·15 claims
- 3787US5266116AGlow discharge apparatus for continuously manufacturing semiconductor device comprising gas gates with slotted rollersCANON KK·Filed 1992·Granted Nov 30, 1993·59 cites·2 claims
- 3886US8629817B2Driving circuit of display element and image display apparatusCANON KK·Filed 2013·Granted Jan 14, 2014·4 cites·14 claims
- 3986US5417770APhotovoltaic device and a forming method thereofCANON KK·Filed 1993·Granted May 23, 1995·61 cites·28 claims
- 4085US6635899B2Semiconductor element having microcrystalline grains and manufacturing method thereofCANON KK·Filed 2001·Granted Oct 21, 2003·26 cites·9 claims
- 4185US2024266442A1Field-effect transistor including transparent oxide and light-shielding member, and display utilizing the transistorCANON KK·Filed 2024·Application pending·0 cites
- 4284US5261961ADevice for forming deposited filmCANON KK·Filed 1992·Granted Nov 16, 1993·57 cites·1 claims
- 4383US12446259B2Field-effect transistor including transparent oxide and light-shielding member, and display utilizing the transistorCANON KK·Filed 2023·Granted Oct 14, 2025·0 cites·30 claims
- 4483US6812499B2Silicon-based film and photovoltaic elementCANON KK·Filed 2001·Granted Nov 2, 2004·25 cites·13 claims
- 4582US6172296B1Photovoltaic cellCANON KK·Filed 1997·Granted Jan 9, 2001·63 cites·16 claims
- 4681US5527396ADeposited film forming apparatusCANON KK·Filed 1995·Granted Jun 18, 1996·46 cites·4 claims
- 4781US5523126AMethod of continuously forming a large area functional deposited film by microwave PCVDCANON KK·Filed 1994·Granted Jun 4, 1996·39 cites·13 claims
- 4880US7700165B2Method of forming deposited film and method of forming photovoltaic elementCANON KK·Filed 2007·Granted Apr 20, 2010·3 cites·4 claims
- 4979US8735194B2Method of manufacturing display apparatusTAKAHASHI KENJI·Filed 2008·Granted May 27, 2014·5 cites·8 claims
- 5079US4981766ALight receiving member having a multilayered light receiving layer composed of a lower layer made of aluminum-containing inorganic material and an upper layer made of a non-single-crystal silicon materialCANON KK·Filed 1989·Granted Jan 1, 1991·19 cites·26 claims
Showing the top 50 of 126 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Masafumi Sano files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →